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The TWECO 1450-1031 is a steel wound robotic conduit liner designed to guide steel welding wire through MIG gun cable assemblies in automated and semi-automated welding systems. At 15 feet in length and sized to fit wire diameters from 0.052 inches to 1/16 inch, this liner maintains consistent wire feed performance over extended run lengths. The steel wound construction resists deformation under the push forces typical of robotic wire feed systems, keeping the wire path smooth and reducing the risk of birdnesting or erratic feed at the contact tip.
This conduit liner is intended for use in robotic MIG welding applications where reliable, high-cycle wire feeding is critical. It fits within the R44 and R45 series liner configurations as well as PULSEMASTER and PullMaster MIG gun assemblies. Typical installations include automated robotic welding cells in fabrication and manufacturing environments where steel solid wire or flux-core wire is used continuously over long production runs. Installation is performed by welding equipment technicians or maintenance personnel during scheduled gun liner replacement intervals.
Compatible with TWECO R44 and R45 series liner assemblies and PULSEMASTER and PullMaster MIG guns. Designed for use with steel welding wires in robotic MIG welding systems.
Liner replacement should be performed by a qualified welding equipment technician with the welding system fully powered down and wire feed unit disabled before beginning work. Remove the existing liner carefully to avoid kinking the new liner during installation, as kinks restrict wire feed and cause premature wear. Ensure the liner is trimmed to the correct length per the gun manufacturer's specification before securing the neck and rear fittings. Refer to applicable AWS and manufacturer guidelines for liner change intervals based on wire type and duty cycle.
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